package com.core.springSecurity.config;


import com.common.config.Config;
import com.common.utils.file.FileUploadUtils;
import com.core.sms.service.SmsServer;
import com.core.springSecurity.common.AnonymousHolder;
import com.core.springSecurity.common.AntPathMatcher;
import com.core.springSecurity.filter.FingerprintFilter;
import com.core.springSecurity.filter.JwtAuthenticationTokenFilter;
import com.core.springSecurity.handle.AuthenticationEntryPointImpl;
import com.core.springSecurity.handle.LogoutSuccessHandlerImpl;
import com.core.springSecurity.provider.PasswordAuthenticationProvider;
import com.core.springSecurity.provider.SmsCodeAuthenticationProvider;

import com.core.springSecurity.provider.WXAuthenticationProvider;
import com.service.sys.SysUserService;
import javax.annotation.Resource;

import org.springframework.context.annotation.Bean;
import org.springframework.http.HttpMethod;
import org.springframework.security.authentication.AuthenticationManager;
import org.springframework.security.config.annotation.authentication.builders.AuthenticationManagerBuilder;
import org.springframework.security.config.annotation.method.configuration.EnableGlobalMethodSecurity;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;
import org.springframework.security.config.http.SessionCreationPolicy;
import org.springframework.security.core.userdetails.UserDetailsService;
import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
import org.springframework.security.web.authentication.UsernamePasswordAuthenticationFilter;
import org.springframework.security.web.authentication.logout.LogoutFilter;
import org.springframework.web.filter.CorsFilter;

/**
 * spring security配置
 *
 *
 */
@EnableGlobalMethodSecurity(prePostEnabled = true, securedEnabled = true)
public class SecurityConfig extends WebSecurityConfigurerAdapter {
    /**
     * 自定义用户认证逻辑
     */
    @Resource
    private UserDetailsService userDetailsService;

    /**
     * 短信服务
     */
    @Resource
    private SmsServer smsServer;

    /**
     * 认证失败处理类
     */
    @Resource
    private AuthenticationEntryPointImpl unauthorizedHandler;

    /**
     * 退出处理类
     */
    @Resource
    private LogoutSuccessHandlerImpl logoutSuccessHandler;

    /**
     * token认证过滤器
     */
    @Resource
    private JwtAuthenticationTokenFilter authenticationTokenFilter;

    /**
     * 获取设备唯一ID过滤器
     */
    @Resource
    private FingerprintFilter fingerprintFilter;

    /**
     * 跨域过滤器
     */
    @Resource
    private CorsFilter corsFilter;

    /**
     * 用户服务
     */
    @Resource
    SysUserService sysUserService;

    /**
     * 解决 无法直接注入 AuthenticationManager
     */
    @Bean
    @Override
    public AuthenticationManager authenticationManagerBean() throws Exception {
        return super.authenticationManagerBean();
    }

    /**
     * anyRequest          |   匹配所有请求路径
     * access              |   SpringEl表达式结果为true时可以访问
     * anonymous           |   匿名可以访问
     * denyAll             |   用户不能访问
     * fullyAuthenticated  |   用户完全认证可以访问（非remember-me下自动登录）
     * hasAnyAuthority     |   如果有参数，参数表示权限，则其中任何一个权限可以访问
     * hasAnyRole          |   如果有参数，参数表示角色，则其中任何一个角色可以访问
     * hasAuthority        |   如果有参数，参数表示权限，则其权限可以访问
     * hasIpAddress        |   如果有参数，参数表示IP地址，如果用户IP和参数匹配，则可以访问
     * hasRole             |   如果有参数，参数表示角色，则其角色可以访问
     * permitAll           |   用户可以任意访问
     * rememberMe          |   允许通过remember-me登录的用户访问
     * authenticated       |   用户登录后可访问
     */
    @Override
    protected void configure(HttpSecurity httpSecurity) throws Exception {
        //过滤的路径
        if (!Config.isVerifyLogin()) {
            //关闭验证
            httpSecurity.csrf().disable()
                    .authorizeRequests()
                    .anyRequest().permitAll()
                    .and().logout().permitAll();
            return;
        }
        String[] matchers ={//不需要授权的路径都在这里登记
                "/hello",
                "/postHello",
                "/v1/getImageVerifyCode",
                "/v1/login",
                "/v1/sms/getCode" ,
                "/v1/sms/login" ,
                "/v1/verifyImageCode" ,
                "/swagger-ui.html/**" ,
                // v2/api-docs
                "/swagger-resources/**" ,
                "/webjars/**" ,
                "/v2/**",
                "/v1/registerUser",
                "/v1/email/getCode",
                "/v1/getPasswordKeyByEmail",
                "/v1/getPasswordKeyByMobile",
                "/v1/resetPassword",
                "/metrics/**",
                "/v1/admin/wxPay/callback",
                //头像路径放行
                FileUploadUtils.getPathFileName(Config.getAvatarPath(),"**"),
        };


        AntPathMatcher antPathMatcher=new AntPathMatcher();
        antPathMatcher.addMatcher(matchers);
//        antPathMatcher.addMatcher("");
        JwtAuthenticationTokenFilter.setAntPathMatcher(antPathMatcher);

        //不需要授权但要记录游客信息的接口
      //AnonymousHolder.addMatcher("/hello");
        AnonymousHolder.setSysUserService(sysUserService);

        httpSecurity

                // CSRF禁用，因为不使用session
                .csrf().disable()
                // 认证失败处理类
                .exceptionHandling().authenticationEntryPoint(unauthorizedHandler).and()
                // 基于token，所以不需要session
                .sessionManagement().sessionCreationPolicy(SessionCreationPolicy.STATELESS).and()
                // 过滤请求
                .authorizeRequests()
                // 对于登录login 验证码captchaImage 允许匿名访问
                .antMatchers(matchers).anonymous()
                //允许游客访问接口
                .antMatchers(HttpMethod.GET, matchers).anonymous()
//                .antMatchers(
//                        HttpMethod.GET,
//                        "/*.html",
//                        "/**/*.html",
//                        "/**/*.css",
//                        "/**/*.js"
//                ).permitAll()
//                .antMatchers("/profile/**").anonymous()
//                .antMatchers("/common/download**").anonymous()
//                .antMatchers("/common/download/resource**").anonymous()
//                .antMatchers("/swagger-ui.html").anonymous()
//                .antMatchers("/swagger-resources/**").anonymous()
//                .antMatchers("/webjars/**").anonymous()
//                .antMatchers("/*/api-docs").anonymous()
//                .antMatchers("/druid/**").anonymous()
                // 除上面外的所有请求全部需要鉴权认证
                .anyRequest().authenticated()
                .and()
                .headers().frameOptions().disable();
        httpSecurity.logout().logoutUrl("/logout").logoutSuccessHandler(logoutSuccessHandler);
        // 添加JWT filter
        httpSecurity.addFilterBefore(authenticationTokenFilter, UsernamePasswordAuthenticationFilter.class);
        //
        httpSecurity.addFilterBefore(fingerprintFilter,JwtAuthenticationTokenFilter.class);
        // 添加CORS filter
        httpSecurity.addFilterBefore(corsFilter, JwtAuthenticationTokenFilter.class);
        httpSecurity.addFilterBefore(corsFilter, LogoutFilter.class);


        //添加短信验证器
        SmsCodeAuthenticationProvider smsCodeAuthenticationProvider = new SmsCodeAuthenticationProvider();
        smsCodeAuthenticationProvider.setUserDetailsService(userDetailsService);
        smsCodeAuthenticationProvider.setSmsServer(smsServer);
        httpSecurity.authenticationProvider(smsCodeAuthenticationProvider);
        //添加密码验证器
        PasswordAuthenticationProvider passwordAuthenticationProvider = new PasswordAuthenticationProvider();
        passwordAuthenticationProvider.setUserDetailsService(userDetailsService);
        httpSecurity.authenticationProvider(passwordAuthenticationProvider);

        //添加微信验证器
        WXAuthenticationProvider wxAuthenticationProvider = new WXAuthenticationProvider();
        wxAuthenticationProvider.setUserDetailsService(userDetailsService);
//        wxAuthenticationProvider.setUserBaseInfoService(userBaseInfoService);
        httpSecurity.authenticationProvider(wxAuthenticationProvider);

    }


    /**
     * 强散列哈希加密实现
     */
    @Bean
    public BCryptPasswordEncoder bCryptPasswordEncoder() {
        return new BCryptPasswordEncoder();
    }

    /**
     * 身份认证接口
     */
    @Override
    protected void configure(AuthenticationManagerBuilder auth) throws Exception {
        auth.userDetailsService(userDetailsService).passwordEncoder(bCryptPasswordEncoder());
    }
}
